AirHint found the following cheapest return flights from Dallas-Fort Worth (DFW) to Madrid (MAD) in May 2026 (see full year).

Return flights

13 May - 27 May	Spirit Airlines
12 May - 26 May	Spirit Airlines
03 May - 10 May	Spirit Airlines
09 May - 19 May	Air Canada
05 May - 12 May	Iberia	direct
11 May - 22 May	Spirit Airlines
01 May - 15 May	Air Canada
02 May - 16 May	Spirit Airlines
11 May - 20 May	Frontier Airlines
08 May - 15 May	Iberia
22 May - 01 Jun	Spirit Airlines
26 May - 04 Jun	Spirit Airlines
29 May - 08 Jun	Spirit Airlines
17 May - 30 Jun	Finnair
31 May - 07 Jun	Spirit Airlines
25 May - 13 Jun	Spirit Airlines
28 May - 04 Jun	Iberia	direct
17 May - 30 Jun	British Airways	direct
31 May - 07 Jun	Finnair	direct

Also check the deals for one-way flights from Dallas-Fort Worth to Madrid in May.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Dallas-Fort Worth to Madrid in May from 473€

Return flights